MCQ
Delocalised molecular orbitals are found in
- ✓$H_2$
- B$HS^-$
- C$CH_4$
- D$CO_3^{-2}$

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$Sn{O_2}(s) + 2{H_2}\left( g \right) \rightleftharpoons 2{H_2}O\left( g \right) + Sn\left( l \right)$
At equilibrium, the mixture of steam and hydrogen contains $40\%$ $H_2$ by volume then find $K_p$ for the reaction
